<%@ page contentType="text/html; charset=UTF-8" pageEncoding="UTF-8" %>
<html>
    <header>用户登录</header>
    <body>
        <form action="login" method="post">
            用户名:<input type="text" name="username"/><br/>
            密&nbsp;&nbsp;&nbsp;码:<input type="password" name="password"/><br>
            <input type="submit" value="登录"/>
        </form>
    </body>
</html>